mitt romney also heads there on tuesday before visiting florida and virginia. those states where blue in 2008 and together they have 42 electoral votes. watch c-span this campaign season as we continue our road to the white house coverage. >> you are watching c-span2 at politics and public affairs weekdays featuring live coverage of the u.s. senate. on weeknights, watch key public policy then spend every weekend, the latest nonfiction authors and books on booktv. you can see past programs and get our schedules on her website. you can join in the conversation on social media sites. next time a brookings institution discussion on defense policy. panelists discussed the differences between president obama and mitt romney. this is one hour and 35 minutes. >> why don't we go ahead and begin. i am the director here at the brookings defense institution. i am peter singer. we are talking about the 2012 presidential election. in many ways, the issues in defense and national security have never been more important and more dynamic than they are today. we have over 80,000